./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0db8142406349cd7e3d0c8a64aa53f8649335970a56b37f886076c5fe13faabb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:06:59,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:06:59,871 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-24 18:06:59,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:06:59,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:06:59,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:06:59,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:06:59,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:06:59,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:06:59,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:06:59,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:06:59,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:06:59,908 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:06:59,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:06:59,908 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:06:59,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:06:59,908 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:06:59,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:06:59,909 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:06:59,909 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:06:59,909 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:06:59,909 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:06:59,909 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:06:59,909 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:06:59,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:06:59,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:06:59,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:06:59,910 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:06:59,910 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:06:59,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:06:59,910 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db8142406349cd7e3d0c8a64aa53f8649335970a56b37f886076c5fe13faabb [2024-11-24 18:07:00,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:07:00,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:07:00,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:07:00,277 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:07:00,278 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:07:00,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c [2024-11-24 18:07:03,334 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data/6233add0d/8f7ec388708042b38b0a4c97c2c8a7de/FLAG61a606dc8 [2024-11-24 18:07:03,735 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:07:03,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c [2024-11-24 18:07:03,760 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data/6233add0d/8f7ec388708042b38b0a4c97c2c8a7de/FLAG61a606dc8 [2024-11-24 18:07:03,903 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data/6233add0d/8f7ec388708042b38b0a4c97c2c8a7de [2024-11-24 18:07:03,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:07:03,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:07:03,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:07:03,909 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:07:03,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:07:03,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:07:03" (1/1) ... [2024-11-24 18:07:03,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e53978a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:03, skipping insertion in model container [2024-11-24 18:07:03,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:07:03" (1/1) ... [2024-11-24 18:07:03,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:07:04,184 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c[1270,1283] [2024-11-24 18:07:04,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:07:04,662 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:07:04,672 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c[1270,1283] [2024-11-24 18:07:04,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:07:04,949 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:07:04,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04 WrapperNode [2024-11-24 18:07:04,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:07:04,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:07:04,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:07:04,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:07:04,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:05,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:05,846 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5419 [2024-11-24 18:07:05,847 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:07:05,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:07:05,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:07:05,850 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:07:05,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:05,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:06,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:06,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:06,273 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:06,295 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:06,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:06,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:06,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:06,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:07:06,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:07:06,639 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:07:06,639 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:07:06,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:07:04" (1/1) ... [2024-11-24 18:07:06,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:07:06,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:07:06,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:07:06,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:07:06,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:07:06,763 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:07:06,763 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:07:06,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:07:06,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:07:06,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:07:07,365 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:07:07,367 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:07:14,628 INFO L? ?]: Removed 3003 outVars from TransFormulas that were not future-live. [2024-11-24 18:07:14,629 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:07:22,389 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:07:22,389 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:07:22,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:07:22 BoogieIcfgContainer [2024-11-24 18:07:22,390 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:07:22,392 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:07:22,393 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:07:22,405 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:07:22,405 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:07:22" (1/1) ... [2024-11-24 18:07:22,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:07:22,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:07:22,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-11-24 18:07:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-11-24 18:07:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:07:22,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:07:22,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:07:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:07:38,141 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:07:48,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:07:58,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:08:08,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:08:19,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:08:29,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:08:39,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:08:49,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:08:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:08:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:08:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:08:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:08:49,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:08:49,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:08:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:00,901 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:00,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:00,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:00,975 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:00,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:00,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:08,489 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:08,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:08,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:08,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:13,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:13,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:13,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:18,009 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:18,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:18,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:18,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:25,031 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:25,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:25,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:25,068 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:25,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:25,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:25,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:30,857 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:30,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:30,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:30,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:30,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:30,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:38,144 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:38,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:38,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:38,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:38,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:38,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:44,296 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:44,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:44,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:44,371 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:44,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:44,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:50,633 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:50,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:50,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:50,684 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:50,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:50,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:50,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:54,521 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:09:54,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:09:54,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-24 18:09:54,555 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-24 18:09:54,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:09:54,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:09:54,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:09:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:09:59,518 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-24 18:10:10,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:10:20,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:10:24,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:10:25,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:10:25,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:10:25,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 62 states and 87 transitions. [2024-11-24 18:10:25,914 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2024-11-24 18:10:25,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-24 18:10:25,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:10:25,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:12:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:12:41,842 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 18:16:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 18:16:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 18:16:21,264 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:16:21,269 INFO L158 Benchmark]: Toolchain (without parser) took 557362.19ms. Allocated memory was 117.4MB in the beginning and 3.3GB in the end (delta: 3.1GB). Free memory was 89.5MB in the beginning and 1.0GB in the end (delta: -912.1MB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2024-11-24 18:16:21,269 INFO L158 Benchmark]: CDTParser took 1.49ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:16:21,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1042.56ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 52.1MB in the end (delta: 37.2MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. [2024-11-24 18:16:21,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 896.01ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 52.1MB in the beginning and 153.0MB in the end (delta: -100.9MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. [2024-11-24 18:16:21,271 INFO L158 Benchmark]: Boogie Preprocessor took 785.26ms. Allocated memory is still 285.2MB. Free memory was 153.0MB in the beginning and 133.1MB in the end (delta: 19.9MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2024-11-24 18:16:21,271 INFO L158 Benchmark]: RCFGBuilder took 15751.93ms. Allocated memory was 285.2MB in the beginning and 788.5MB in the end (delta: 503.3MB). Free memory was 133.1MB in the beginning and 205.6MB in the end (delta: -72.5MB). Peak memory consumption was 586.8MB. Max. memory is 16.1GB. [2024-11-24 18:16:21,272 INFO L158 Benchmark]: CodeCheck took 538876.40ms. Allocated memory was 788.5MB in the beginning and 3.3GB in the end (delta: 2.5GB). Free memory was 205.6MB in the beginning and 1.0GB in the end (delta: -795.9MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2024-11-24 18:16:21,275 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49ms. Allocated memory is still 117.4MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1042.56ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 52.1MB in the end (delta: 37.2MB). Peak memory consumption was 84.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 896.01ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 52.1MB in the beginning and 153.0MB in the end (delta: -100.9MB). Peak memory consumption was 97.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 785.26ms. Allocated memory is still 285.2MB. Free memory was 153.0MB in the beginning and 133.1MB in the end (delta: 19.9MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * RCFGBuilder took 15751.93ms. Allocated memory was 285.2MB in the beginning and 788.5MB in the end (delta: 503.3MB). Free memory was 133.1MB in the beginning and 205.6MB in the end (delta: -72.5MB). Peak memory consumption was 586.8MB. Max. memory is 16.1GB. * CodeCheck took 538876.40ms. Allocated memory was 788.5MB in the beginning and 3.3GB in the end (delta: 2.5GB). Free memory was 205.6MB in the beginning and 1.0GB in the end (delta: -795.9MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:16:21,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0db8142406349cd7e3d0c8a64aa53f8649335970a56b37f886076c5fe13faabb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:16:24,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:16:24,307 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-24 18:16:24,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:16:24,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:16:24,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:16:24,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:16:24,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:16:24,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:16:24,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:16:24,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:16:24,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:16:24,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:16:24,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:16:24,339 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:16:24,339 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:16:24,339 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:16:24,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:16:24,339 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:16:24,339 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:16:24,340 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:16:24,340 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:16:24,340 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:16:24,340 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:24,340 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:16:24,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:16:24,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:16:24,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:16:24,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:16:24,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:16:24,341 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:16:24,341 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:24,341 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:16:24,342 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0db8142406349cd7e3d0c8a64aa53f8649335970a56b37f886076c5fe13faabb [2024-11-24 18:16:24,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:16:24,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:16:24,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:16:24,669 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:16:24,670 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:16:24,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c [2024-11-24 18:16:27,808 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data/2d4cdd281/1b30a15d6a464adc95b2e73f514dd2f2/FLAG388191376 [2024-11-24 18:16:28,175 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:16:28,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c [2024-11-24 18:16:28,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data/2d4cdd281/1b30a15d6a464adc95b2e73f514dd2f2/FLAG388191376 [2024-11-24 18:16:28,219 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/data/2d4cdd281/1b30a15d6a464adc95b2e73f514dd2f2 [2024-11-24 18:16:28,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:16:28,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:16:28,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:16:28,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:16:28,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:16:28,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:16:28" (1/1) ... [2024-11-24 18:16:28,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27bbd7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:28, skipping insertion in model container [2024-11-24 18:16:28,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:16:28" (1/1) ... [2024-11-24 18:16:28,310 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:16:28,564 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c[1270,1283] [2024-11-24 18:16:29,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:16:29,138 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:16:29,153 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d8_e0.c[1270,1283] [2024-11-24 18:16:29,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:16:29,490 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:16:29,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29 WrapperNode [2024-11-24 18:16:29,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:16:29,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:16:29,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:16:29,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:16:29,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,546 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,667 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2163 [2024-11-24 18:16:29,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:16:29,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:16:29,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:16:29,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:16:29,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,769 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,777 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:16:29,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:16:29,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:16:29,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:16:29,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:16:29" (1/1) ... [2024-11-24 18:16:29,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:16:29,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:16:29,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:16:29,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:16:29,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:16:29,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:16:29,896 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:16:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:16:29,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:16:29,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:16:30,466 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:16:30,469 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:16:32,532 INFO L? ?]: Removed 770 outVars from TransFormulas that were not future-live. [2024-11-24 18:16:32,533 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:16:32,654 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:16:32,654 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:16:32,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:16:32 BoogieIcfgContainer [2024-11-24 18:16:32,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:16:32,656 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:16:32,657 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:16:32,667 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:16:32,667 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:16:32" (1/1) ... [2024-11-24 18:16:32,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:16:32,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:16:32,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-11-24 18:16:32,735 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-11-24 18:16:32,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-24 18:16:32,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:16:32,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:32,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:16:32,746 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:16:32,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-24 18:16:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:34,213 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:16:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:34,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-24 18:16:34,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:16:35,432 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-24 18:16:35,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-24 18:16:36,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:16:36,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-11-24 18:16:36,561 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-11-24 18:16:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-24 18:16:36,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:16:36,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:36,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:16:36,570 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:16:36,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-24 18:16:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:39,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:16:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:40,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 1790 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-24 18:16:40,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:16:41,720 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 8 proven. 45 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2024-11-24 18:16:41,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-24 18:16:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:16:45,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 116 states and 175 transitions. [2024-11-24 18:16:45,815 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 175 transitions. [2024-11-24 18:16:45,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-24 18:16:45,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:16:45,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 18:16:45,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-24 18:16:45,824 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 18:16:45,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-24 18:16:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:49,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-24 18:16:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:16:50,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 2664 conjuncts, 150 conjuncts are in the unsatisfiable core [2024-11-24 18:16:50,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 18:17:22,891 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-24 18:17:22,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-24 18:17:22,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fa720d9-3137-41b1-bf6e-7eb89658705e/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-24 18:17:22,921 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:467) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:17:22,927 INFO L158 Benchmark]: Toolchain (without parser) took 54703.28ms. Allocated memory was 117.4MB in the beginning and 503.3MB in the end (delta: 385.9MB). Free memory was 89.4MB in the beginning and 248.2MB in the end (delta: -158.8MB). Peak memory consumption was 227.3MB. Max. memory is 16.1GB. [2024-11-24 18:17:22,927 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory was 64.3MB in the beginning and 64.3MB in the end (delta: 35.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:17:22,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1268.08ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 76.3MB in the end (delta: 12.8MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. [2024-11-24 18:17:22,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.41ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 60.9MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 18:17:22,929 INFO L158 Benchmark]: Boogie Preprocessor took 139.97ms. Allocated memory is still 117.4MB. Free memory was 60.9MB in the beginning and 50.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:17:22,929 INFO L158 Benchmark]: RCFGBuilder took 2842.22ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 50.8MB in the beginning and 78.7MB in the end (delta: -27.9MB). Peak memory consumption was 113.0MB. Max. memory is 16.1GB. [2024-11-24 18:17:22,930 INFO L158 Benchmark]: CodeCheck took 50268.88ms. Allocated memory was 234.9MB in the beginning and 503.3MB in the end (delta: 268.4MB). Free memory was 78.7MB in the beginning and 248.2MB in the end (delta: -169.5MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. [2024-11-24 18:17:22,936 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:138) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory was 64.3MB in the beginning and 64.3MB in the end (delta: 35.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1268.08ms. Allocated memory is still 117.4MB. Free memory was 89.1MB in the beginning and 76.3MB in the end (delta: 12.8MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.41ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 60.9MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.97ms. Allocated memory is still 117.4MB. Free memory was 60.9MB in the beginning and 50.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2842.22ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 50.8MB in the beginning and 78.7MB in the end (delta: -27.9MB). Peak memory consumption was 113.0MB. Max. memory is 16.1GB. * CodeCheck took 50268.88ms. Allocated memory was 234.9MB in the beginning and 503.3MB in the end (delta: 268.4MB). Free memory was 78.7MB in the beginning and 248.2MB in the end (delta: -169.5MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants